blob: 9eccdcd35928babf420c576927d247ffd9ee200e [file] [log] [blame]
// Copyright 2017 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#include "fxjs/xfa/cjx_list.h"
#include <vector>
#include "fxjs/fxv8.h"
#include "fxjs/js_resources.h"
#include "fxjs/xfa/cfxjse_class.h"
#include "fxjs/xfa/cfxjse_engine.h"
#include "third_party/base/containers/span.h"
#include "third_party/base/numerics/safe_conversions.h"
#include "v8/include/v8-object.h"
#include "v8/include/v8-primitive.h"
#include "xfa/fxfa/parser/cxfa_document.h"
#include "xfa/fxfa/parser/cxfa_list.h"
#include "xfa/fxfa/parser/cxfa_node.h"
const CJX_MethodSpec CJX_List::MethodSpecs[] = {{"append", append_static},
{"insert", insert_static},
{"item", item_static},
{"remove", remove_static}};
CJX_List::CJX_List(CXFA_List* list) : CJX_Object(list) {
DefineMethods(MethodSpecs);
}
CJX_List::~CJX_List() = default;
bool CJX_List::DynamicTypeIs(TypeTag eType) const {
return eType == static_type__ || ParentType__::DynamicTypeIs(eType);
}
CXFA_List* CJX_List::GetXFAList() {
return ToList(GetXFAObject());
}
CJS_Result CJX_List::append(CFXJSE_Engine* runtime,
pdfium::span<v8::Local<v8::Value>> params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
auto* pNode = ToNode(runtime->ToXFAObject(params[0]));
if (!pNode)
return CJS_Result::Failure(JSMessage::kValueError);
if (!GetXFAList()->Append(pNode))
return CJS_Result::Failure(JSMessage::kWouldBeCyclic);
return CJS_Result::Success();
}
CJS_Result CJX_List::insert(CFXJSE_Engine* runtime,
pdfium::span<v8::Local<v8::Value>> params) {
if (params.size() != 2)
return CJS_Result::Failure(JSMessage::kParamError);
auto* pNewNode = ToNode(runtime->ToXFAObject(params[0]));
if (!pNewNode)
return CJS_Result::Failure(JSMessage::kValueError);
auto* pBeforeNode = ToNode(runtime->ToXFAObject(params[1]));
if (!GetXFAList()->Insert(pNewNode, pBeforeNode))
return CJS_Result::Failure(JSMessage::kValueError);
return CJS_Result::Success();
}
CJS_Result CJX_List::remove(CFXJSE_Engine* runtime,
pdfium::span<v8::Local<v8::Value>> params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
auto* pNode = ToNode(runtime->ToXFAObject(params[0]));
if (!pNode)
return CJS_Result::Failure(JSMessage::kValueError);
GetXFAList()->Remove(pNode);
return CJS_Result::Success();
}
CJS_Result CJX_List::item(CFXJSE_Engine* runtime,
pdfium::span<v8::Local<v8::Value>> params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
int32_t index = runtime->ToInt32(params[0]);
size_t cast_index = static_cast<size_t>(index);
if (index < 0 || cast_index >= GetXFAList()->GetLength())
return CJS_Result::Failure(JSMessage::kInvalidInputError);
return CJS_Result::Success(
runtime->NewNormalXFAObject(GetXFAList()->Item(cast_index)));
}
void CJX_List::length(v8::Isolate* pIsolate,
v8::Local<v8::Value>* pValue,
bool bSetting,
XFA_Attribute eAttribute) {
if (bSetting) {
ThrowInvalidPropertyException(pIsolate);
return;
}
*pValue = fxv8::NewNumberHelper(
pIsolate, pdfium::base::checked_cast<int32_t>(GetXFAList()->GetLength()));
}